Home / 10,804.30-16,207-3,409.32

Finding the Fourth Proportional to 10,804.30, 16,207 and 3,409.32

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Solution

The fourth proportional to 10,804.30, 16,207 and 3,409.32 is: 5,114.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,804.30 : 16,207 = 3,409.32 : x
  2. Step 2: Convert to fraction form
    10,804.30/16,207 = 3,409.32/x
  3. Step 3: Cross multiply
    10,804.30x = 16,207 × 3,409.32
  4. Step 4: Simplify right side
    10,804.30x = 55,254,849.24
  5. Step 5: Solve for x
    x = 55,254,849.24/10,804.30
  6. Step 6: Final answer
    x = 5,114.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.